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Updated:April 19, 2021
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Configures APN to include link MTU in PCO IE, if it is requested by UE.
When UE sends IPv4 Link MTU Size PCO request during Initial attach/ Standalone PDN connection, then the S-GW/SGSN/HSGW sends the same transparently in Create Session Request, Create/Update PDP Context Request, or PBU to P-GW, GGSN, or PMIP-PGW.
Create Session Response, Create/ Update PDP Context Response/ PBA will be sent with the latest configured MTU size PCO value in APN.
If UE is in outbound roaming, then the default value (1500) will be provided in the MTU size PCO.
Subscriber Profile (CDMA subs)
configurecontextcontext_name subscriberdefault ipv6 minimum-link-mtu bytes ppp mtu bytes mobile-ipv6 tunnel mtu bytes pco-options link-mtu bytes end