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A9K-2T20GE-L, Cisco ASR 9000 Line Card, 2x10GE/20xGE/Low Queue

Name: A9K-2T20GE-L, Cisco ASR 9000 Line Card, 2x10GE/20xGE/Low Queue
SKU: A9K-2T20GE-L
Price: 24413 USD
Availability: OutOfStock
Rating: 5 (1 reviews)

Brand: Cisco
Model: A9K-2T20GE-L

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List Price: $37,000.00

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A9K-2T20GE-L, Cisco ASR 9000 Line Card, 2x10GE/20xGE/Low Queue

100% Genuine Ready to Ship

$37,000.00

34% OFF

$24,413.00

Overview

End-of-Life Notice

A9K-2T20GE-L is officially EOL. Service support ends on 2020-05-31.

For full lifecycle details, see A9K-2T20GE-L EOL.

Cisco A9K-2T20GE-L Overview

The Cisco A9K-2T20GE-L is a carrier-grade ASR 9000 line card designed for high-density Ethernet aggregation in service provider and large enterprise networks. It combines 2×10GE and 20×GE combo interfaces with low-queue architecture, supporting advanced MPLS L3VPN, rich L2VPN services, and extensive QoS with 8 queues per port, 8,000 policers, and 4,000 Ethernet Flow Points. Running on Cisco IOS XR, it delivers scalable multicast, robust OAM, and high availability features such as MPLS TE-FRR and BFD for demanding backbone and metro deployments.

Product Highlights

2×10GE

Port Mix

8,000

Policers

4,000

EFP Scale

Product Applications Scenarios

Service Providers

The A9K-2T20GE-L aggregates metro Ethernet and IP/MPLS services with rich L2VPN/L3VPN and TE, helping operators scale multi-tenant VPNs while meeting strict SLAs.

Enterprise Network

Enterprises can use this line card for resilient WAN edge, combining 10GE uplinks and dense GE access, enhancing routing, multicast, and security in core sites.

Data Center

In data centers, it enables high-capacity aggregation with robust OAM and MPLS TE, simplifying multi-tenant connectivity and improving service isolation and uptime.

Product Features Comparison


Model	A9K-2T20GE-L, Cisco ASR 9000 Line Card, 2×10GE/20×GE/Low Queue	A9K-8T-E, Cisco ASR 9000 Line Card, 8×10GE/Extended/Requires XFPs	A9K-2X100GE-SE, Cisco ASR 9000 Router Linecard, 2×100GE/Service Edge/Spare	WS-X4548-GB-RJ45, Cisco Catalyst 4500 Switch Linecard, 48×10/100/1000Base-T, RJ-45, Enhanced
Brand	Cisco	Cisco	Cisco	Cisco
Module Type	n/a	Line Card	n/a	Linecard
Port Configuration	2-Port 10GE, 20-Port GE low queue combo line card, requires XFPs for 10GE and SFPs for GE	8-Port 10GE High Queue Line Card, requires XFPs	2 x 100 Gigabit Ethernet ports per line card	Port Density: 48 ports; Port Type: 10/100/1000Base-T RJ-45
Supported Speed	10 Mbps, 100 Mbps, 1 Gbps, and 10 Gbps IEEE 802.3 Ethernet	10 Mbps, 100 Mbps, 1 Gbps, and 10 Gbps IEEE 802.3 Ethernet	100 Gbps IEEE 802.3ba compliant; 100 Gigabit Ethernet PHY monitoring; IEEE 802.x flow control; full-duplex operation; per-port byte and packet counters for policy drops, oversubscription drops, CRC error drops, packet sizes, and unicast, multicast, and broadcast packets	Port Speed: 10/100/1000 Mbps
Compatible Platform	n/a	n/a	Compatible with Cisco ASR 9000 Series 22-slot, 10-slot, and 6-slot chassis	Catalyst 4500 Series
Installation Type	n/a	n/a	Line card online insertion and removal (OIR) support without affecting the system	n/a

Optional Add-ons

Model Number	Description
XFP-10G-LR	Cisco 10GBASE-LR XFP transceiver for 10GE optical ports on ASR 9000 line cards
GLC-SX-MMD	Cisco 1G SFP multimode transceiver for GE combo interfaces in ASR 9000 deployments
A9K-RSP440-TR	Cisco ASR 9000 Route Switch Processor providing 440G/slot fabric and control plane for A9K line cards

Quality Certifications

Specification

Cisco A9K-2T20GE-L Specification

Model

A9K-2T20GE-L

Brand

Cisco

Part Number

A9K-2T20GE-L

Product Description

2-Port 10GE, 20-Port GE low queue combo line card, requires XFPs for 10GE and SFPs for GE

Total Queues

8 per port

Policers

8000

Ethernet Flow Points (EFPs)

4000

Cisco IOS XR Software Support

Modular software design with high scalability, availability, service isolation, and manageability; microkernel architecture for OS infrastructure protection; per-process memory protection with secure, version-controlled APIs; critical control-plane process restart without full OS reload; state checkpointing to preserve routing and signaling state during RSP switchover

Flexible Ethernet Services

Ethernet virtual connections (EVCs) for per-service or per-user traffic; VLAN classification for single-tag, QinQ (802.1ad), double-tag, contiguous ranges, and VLAN lists; IEEE 802.1Q, 802.1ad, 802.1ah, QinQ bridging; IEEE 802.1s MST for fast convergence and load balancing; MST Access Gateway for resilient aggregation of Ethernet access rings

L2VPN Services

VPLS for multipoint Layer 2 VPN over IP/MPLS with Ethernet interface presentation; Hierarchical VPLS (HVPLS) with QinQ and Ethernet over MPLS access; VPWS with Ethernet over MPLS (EoMPLS) for EFP or port-based transport; pseudowire redundancy with primary/backup; ITU-T G.8032 v2 Ethernet ring protection < 50 ms; multisegment pseudowire stitching

Multicast

IPv4 Multicast with IGMPv2/v3, PIM-SSM, PIM-SM, PIM SSM Mapping, MSDP, Multicast VPN, Anycast RP; IGMPv2/v3 snooping at VLAN or pseudowire level with summarized upstream joins for efficient channel delivery in L2VPN and residential broadband

OAM

Ethernet OAM (IEEE 802.3ah) link-layer monitoring and fault isolation; Ethernet Connectivity Fault Management (IEEE 802.1ag) for path discovery and verification; ITU-T Y.1731 Fault Management and Performance Monitoring for SLA measurement (delay, latency, loss); Ethernet LMI (E-LMI) PE-CE UNI service status and parameters; MPLS OAM with LSP ping, LSP traceroute, and VCCV

Layer 3 Routing

IPv4 routing with BGP, IS-IS, OSPF, RIP, static routes, IPv4 multicast, Routing Policy Language (RPL), HSRP, and VRRP; IPv6 routing with OSPFv3, IS-IS, VRRPv6, DHCPv6 relay, and static routes; BGP Prefix Independent Convergence (PIC) for fast BGP convergence

MPLS L3VPN

Scalable IPv4 MPLS Layer 3 VPN backbone services for IP VPN; Carrier Supporting Carrier (CSC) per RFC 4364 for multi-backbone VPN connectivity with private addressing; Selective VRF Download for VRF-specific FIB entries to relevant line cards; 6PE and 6VPE for scalable IPv6 introduction over existing IPv4/MPLS backbone

MPLS Traffic Engineering (TE)

MPLS TE with TE-FRR, RSVP, LDP, and T-LDP; preferred path mapping of pseudowires to specific MPLS TE tunnels; MPLS TE auto-bandwidth adjustment based on measured load; Point-to-Multipoint (P2MP) TE for one-to-many MPLS traffic with explicit paths and FRR protection on P2MP sub-LSPs

High Availability

MPLS TE-FRR for temporary reroute around failed links, nodes, or paths; Bidirectional Forwarding Detection (BFD) for fast forwarding-path failure detection; IEEE 802.3ad link aggregation bundles for resiliency and load balancing; MC-LAG to dual ASR 9000 routers acting as a single device, supporting fast restoration for L2VPN, L3VPN, residential backhaul, mobile aggregation, and provider edge services

Manageability

Cisco IOS XR manageability with modular CLI, SNMP, CDP, LLDP, and native XML interfaces; Smart Call Home (SCH) for proactive fault reporting and faster issue resolution; Cisco Active Network Abstraction (ANA) for multivendor, multitechnology network management with dynamic discovery, near real-time status tracking, simplified OSS integration, and a common management framework

Security Features

Cisco IOS XR security with ACLs, control-plane protection, routing protocol authentication, AAA and TACACS+, SSH, SNMPv3, and RPL; Layer 2 ACLs for MAC-based filtering per EVC; Layer 3 ACLs for IPv4 packet matching; 802.1ad L2CP and BPDU filtering; MAC limiting per EFP or bridge domain; unicast, multicast, and broadcast storm control; Unknown Unicast Flood Blocking (UUFB); DHCP snooping; Unicast RPF; control-plane security; Dynamic ARP Inspection (DAI); IP Source Guard (IPSG)

Connectivity

10 Mbps, 100 Mbps, 1 Gbps, and 10 Gbps IEEE 802.3 Ethernet

Memory

4 GB DRAM

Options

Available as low queue, base, or extended line card

Physical Dimensions (H × W × D)

14 × 1.72 × 20.5 in (35.56 × 4.37 × 52.07 cm)

Line Card Weight Range

14–19 lb (6.35–8.62 kg)

Power Consumption

Maximum 350–630 W (depending on card type); typical 310–565 W (depending on card type)

Operating Temperature (Nominal)

5 to 40 °C (41 to 104 °F)

Operating Temperature (Short-Term)

-5 to 55 °C (23 to 131 °F)

Operating Humidity (Nominal)

10 to 85% relative humidity

Storage Temperature

-40 to 70 °C (-40 to 158 °F)

Storage Humidity

5 to 95% relative humidity (not to exceed 0.024 kg water per 1 kg of dry air)

Operating Altitude

-60 to 4000 m (up to 2000 m conforms to IEC, EN, UL, and CSA 60950 requirements)

NEBS Compliance

Designed to meet SR-3580 NEBS Level 3, GR-1089-CORE NEBS EMC and Safety, GR-63-CORE NEBS Physical Protection, VZ.TPR.9205 Verizon TEEER

ETSI Standards

Designed to meet EN 300 386 (EMC), ETSI 300 019 Storage Class 1.1, ETSI 300 019 Transportation Class 2.3, ETSI 300 019 Stationary Use Class 3.1, EN 55022 (emissions), EN 55024 (immunity), EN 50082-1 / EN 61000-6-1 (generic immunity)

EMC Standards

FCC Class A, ICES-003 Class A, AS/NZS 3548 Class A, CISPR 22 (EN 55022) Class A, VCCI Class A, BSMI Class A, IEC/EN 61000-3-2 power line harmonics, IEC/EN 61000-3-3 voltage fluctuations and flicker, EN 50121-4 railway EMC

Immunity Standards

IEC/EN 61000-4-2 ESD immunity (8 kV contact, 15 kV air); IEC/EN 61000-4-3 radiated immunity (10 V/m); IEC/EN 61000-4-4 EFT immunity (2 kV power, 1 kV signal); IEC/EN 61000-4-5 surge AC port (4 kV CM, 2 kV DM); IEC/EN 61000-4-5 signal ports (1 kV); IEC/EN 61000-4-5 surge DC port (1 kV); IEC/EN 61000-4-6 conducted disturbances (10 Vrms); IEC/EN 61000-4-8 power frequency magnetic field (30 A/m); IEC/EN 61000-4-11 voltage dips, interruptions, and variations; EN 50121-4 railway EMC

Safety Standards

Designed to meet UL/CSA/IEC/EN 60950-1, IEC/EN 60825 laser safety, ACA TS001, AS/NZS 60950, and FDA laser safety (CFR)

Weight

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Q&A

Questions & Answers

What accessories are compatible with the Cisco ASR 9000 Line Card A9K-2T20GE-L?

Compatible accessories include SFPs and XFPs transceivers for various networking needs and optical cables for fiber connections.

How does the Cisco A9K-2T20GE-L compare to similar products?

The Cisco A9K-2T20GE-L offers more versatile port options and competitive performance compared to similar products like the A9K-8T-B, making it suitable for more diverse applications.

Can the Cisco ASR 9000 Line Card A9K-2T20GE-L handle future network demands?

Yes, the A9K-2T20GE-L is designed to scale with growing network demands, offering flexible port options and high performance for future-proofing your infrastructure.

Is router-switch.com a reliable distributor?

Absolutely. As a multi-brand authorized distributor, router-switch.com is directly certified by leading technology manufacturers. We guarantee 100% genuine products, competitive pricing, and full manufacturer warranties and support.

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How cost-effective is the Cisco A9K-2T20GE-L Line Card?

The Cisco A9K-2T20GE-L balances high performance with affordability, making it an excellent investment for network scalability.

What are the key features of the Cisco A9K-2T20GE-L?

The key features include 2-port 10GE, 20-port GE, and low queue line card, supporting high-density and reliable connections.

What application scenarios are suitable for the Cisco A9K-2T20GE-L Line Card?

The Cisco A9K-2T20GE-L is suitable for telecom providers and large enterprises requiring high-speed data communication and high port density.

How do I install the Cisco A9K-2T20GE-L Line Card?

Install the Cisco A9K-2T20GE-L by inserting it into an appropriate slot in the ASR 9000 chassis, followed by securing with screws.

Does the Cisco A9K-2T20GE-L Line Card require firmware upgrades?

Yes, firmware upgrades may be necessary to maintain optimal performance and compatibility with other network components.

Are there alternative products to the Cisco A9K-2T20GE-L?

Alternatives include the Cisco ASR 9000 Series 4-port 10GE Line Card, although it may offer different port density and features.

What are common troubleshooting steps for the Cisco A9K-2T20GE-L?

Common steps include checking port configurations, ensuring proper SFP or XFP module installation, and verifying power connections.

What accessories are required for the Cisco A9K-2T20GE-L?

Required accessories include XFPs for 10GE ports and SFPs for GE ports to enable full functionality.

How does the Cisco A9K-2T20GE-L compare with similar line cards?

Compared to similar line cards, the A9K-2T20GE-L offers a mix of 10GE and GE ports with low queue capabilities, enhancing versatility.

How should the Cisco A9K-2T20GE-L be used in a network setup?

Utilize the Cisco A9K-2T20GE-L for high-bandwidth applications, ensuring that it is connected to complementary high-speed networking equipment.

How cost-effective is the Cisco ASR 9000 Line Card A9K-2T20GE-L?

The Cisco ASR 9000 Line Card A9K-2T20GE-L provides high performance and flexibility at a competitive price, making it a cost-effective solution for service providers needing to handle diverse data traffic loads.

What are the main features of the Cisco ASR 9000 Line Card A9K-2T20GE-L?

The Cisco ASR 9000 Line Card A9K-2T20GE-L features 2-port 10GE and 20-port GE, low queue capacity, and requires XFPs and SFPs. These features enable high bandwidth and efficient data handling capabilities.

What are the applications scenarios for the A9K-2T20GE-L?

The A9K-2T20GE-L is ideal for service provider edge routing, delivering high-speed internet to enterprise customers and handling dense data traffic in metropolitan area networks (MANs).

How do I install the Cisco ASR 9000 Line Card A9K-2T20GE-L?

To install the A9K-2T20GE-L, insert the line card into the appropriate slot on the ASR 9000 Series chassis, secure it, and connect the required XFPs and SFPs for network interfaces.

Does the A9K-2T20GE-L require periodic upgrades?

Yes, to ensure optimal performance and security, it's recommended to keep the A9K-2T20GE-L firmware updated through Cisco's regular software updates and patches.

Are there alternative line cards to the Cisco A9K-2T20GE-L?

Yes, alternatives like the A9K-8T-DC can also be used, depending on specific bandwidth and port requirements.

What are common troubleshooting steps for the A9K-2T20GE-L?

Common troubleshooting steps include checking SFP/XFP connections, confirming firmware updates, and using Cisco IOS XR commands to diagnose network issues.