Name: Cisco 2921
Brand: Cisco
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Cisco 3900 Series, Cisco 2900 Series, and Cisco 1900 Series Integrated Services Routers Generation 2 Software Configuration Guide

Chapter Configuring Ethernet Virtual Connection Bridge Domain

Connectivity Fault Management (CFM) over EVC BD

Provisioning Service (CE-B)

SUMMARY STEPS

Step 1 enable

Step 2 configure terminal

Step 3 ethernet cfm domain domain-name level level-id [direction outward]

Step 4 mep archive-hold-time minutes

Step 5 service {ma-name | ma-num | vlan-id vlan-id | vpn-id vpn-id} [port | vlan vlan-id [direction down]]

Step 6 continuity-check [interval time | loss-threshold threshold | static rmep]

Step 7 continuity-check [interval time | loss-threshold threshold | static rmep]

Step 8 continuity-check [interval time | loss-threshold threshold | static rmep]

Step 9 exit

Step 10 exit

Step 11 ethernet cfm global

Step 12 ethernet cfm ieee

Step 13 ethernet cfm traceroute cache

Step 14 ethernet cfm traceroute cache size entries

Step 15 ethernet cfm traceroute cache hold-time minutes

Step 16 interface type number

Step 17 ethernet cfm mep level level-id [inward | outward domain domain-name] mpid id vlan{any | vlan-id

| , vlan-id | vlan-id - vlan-id | vlan-id - vlan-id}

Step 18 end

DETAILED STEPS

Command Purpose

Step 1

enable

Example:

Router> enable

Enables the privileged EXEC mode.

Enter your password when prompted.

Step 2

configure terminal

Example:

Router# configure terminal

Enters the global configuration mode.

Step 3

ethernet cfm domain domain-name level

level-id [direction outward]

Example:

Router(config)# ethernet cfm domain

Customer level 7 direction outward

Defines a CFM maintenance domain at a specified level

and enters Ethernet CFM configuration mode.

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Cisco 2921 Specifications

General

Ethernet LAN	Yes
Cabling technology	10/100/1000Base-T(X)
Networking standards	IEEE 802.1Q, IEEE 802.1ag, IEEE 802.3, IEEE 802.3ab, IEEE 802.3af, IEEE 802.3ah, IEEE 802.3u
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet interface type	Gigabit Ethernet
Product color	Black
Rack capacity	2U
USB version	2.0
RS-232 ports	1
USB ports quantity	2
Ethernet LAN (RJ-45) ports	3
DHCP client	-
Routing protocols	BGP, EIGRP, OSPF
Supported protocols	IPv4, IPv6, IS-IS, IGMPv3, PIM SM, SSM, DVMRP, IPSec, GRE, BVD, MPLS, L2TPv3, PPP, MLPPP, MLFR, HDLC, RS-232, RS-449, X.21, V.35, EIA-530, PPPoE, ATM
Firewall security	Cisco IOS
Operating altitude	0 - 3000 m
Non-operating altitude	0 - 4570 m
Storage temperature (T-T)	-40 - 70 °C
Operating temperature (T-T)	0 - 40 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 85 %
AC input voltage	100 - 240 V
Power source type	AC
AC input frequency	47 - 63 Hz
Safety	UL 60950-1, CAN/CSA C22.2 No. 60950-1, EN 60950-1, AS/NZS 60950-1, IEC 60950-1
Electromagnetic compatibility	47 CFR, ICES-003, EN55022, CISPR22, AS/NZS 3548, VCCI V-3, EN 300-386, EN 61000, EN 55024, CISPR 24EN50082-1