Cisco Cisco Packet Data Interworking Function (PDIF) Guía Para Resolver Problemas
Subscriber Configuration Mode Commands
access-link ip-fragmentation ▀
Cisco ASR 5000 Series Command Line Interface Reference ▄
OL-22947-02
access-link ip-fragmentation
Configures IP fragmentation processing over the Access-link (\, GTP etc).
Product
All
Privilege
Security Administrator, Administrator
Syntax
Default: Enabled
Ignore the DF bit setting. Fragment and forward the packet over the access link.
Ignore the DF bit setting. Fragment and forward the packet over the access link.
Default: Disabled
Partially ignore the DF bit. Fragment and forward the packet, but also return an ICMP error message to the
source of the packet. The number of ICMP errors sent like this is rate-limited to 1 ICMP error packet per
second per session.
Partially ignore the DF bit. Fragment and forward the packet, but also return an ICMP error message to the
source of the packet. The number of ICMP errors sent like this is rate-limited to 1 ICMP error packet per
second per session.
Default: Disabled
Normal processing. Drop the packet and send an ICMP unreachable message to the source of packet. This is
the default behavior.
Normal processing. Drop the packet and send an ICMP unreachable message to the source of packet. This is
the default behavior.
Usage
If the IP packet to be forwarded is larger than the access-link MTU and if the DF (Don't Fragment) bit is set
for the packet, then the fragmentation behavior configured by this command is applied. Use this command to
fragment packets even if they are larger than the access-link MTU.
for the packet, then the fragmentation behavior configured by this command is applied. Use this command to
fragment packets even if they are larger than the access-link MTU.
Example
Set fragmentation so that the DF bit is ignored and the packet is forwarded anyway by entering the following command:
access-link ip-fragmentation df-ignore
Set fragmentation so that the DF bit is ignored and the packet is forwarded anyway by entering the following command:
access-link ip-fragmentation df-ignore