Cisco Cisco ASR 5700
APN Configuration Mode Commands
access-link ▀
Command Line Interface Reference, StarOS Release 17 ▄
1279
the above tests) into two payloads (if the DF bit is not set). If the DF bit is set (and access-link ip-
fragmentation normal is configured), the system performs IP fragmentation of the entire packet (i.e., IP
fragmentation in the outer IP header) rather than fragmenting the inner IP payload. Either way, the result is
two packets, but in one case the MS would have to perform IP reassembly while in the other case the SGSN
would have to perform reassembly.
fragmentation normal is configured), the system performs IP fragmentation of the entire packet (i.e., IP
fragmentation in the outer IP header) rather than fragmenting the inner IP payload. Either way, the result is
two packets, but in one case the MS would have to perform IP reassembly while in the other case the SGSN
would have to perform reassembly.
Example
Set fragmentation so that the DF bit is ignored and the packet is forwarded anyway by entering the following
command:
command:
access-link ip-fragmentation df-ignore