Restrictions For Ethernet Virtual Connections Configuration - Cisco ASR 920 Series Configuration Manual Ethernet Router

Ethernet Virtual Connections Configuration
• EVC forwarding
• MAC address learning and aging
• EVCs on EtherChannels
• Hairpinning
• Split horizon
• Layer 2 protocol tunneling and QinQ
• Bridging between EFPs
• MSTP (MST on EVC bridge domain)
• EFP statistics (packets and bytes)
• QoS aware EVC/EFP per service instance
• Static MAC Addresses
These Layer 2 port-based features can run with EVC configured on the port:
• LACP
• CDP
• MSTP

Restrictions for Ethernet Virtual Connections Configuration

• Translate operations are not supported.
• You can create a maximum of 4000 EVCs per interface.
• You can create a maximum of 128 EFPs per bridge-domain
• The no mac address-table learning bridge-domain bridge-id global configuration command is not
• Only dot1q encapsulation is supported on trunk EFPs.
•
• Effective Cisco IOS-XE Release 3.15.0S, ingress mapping of Differentiated Services Code Point (DSCP)
EVC push is also supported on 802.1ad.
Note
currently supported.
Effective Cisco IOS-XE Release 3.14.0S, dot1ad encapsulation is also supported on the
Note
trunk EFPs.
or Class of Service (CoS) to the C-CoS or S-CoS is mandatory.
Restrictions for Ethernet Virtual Connections Configuration
Carrier Ethernet Configuration Guide (Cisco ASR 920 Series)
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