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AWS outposts documentation change

Service: outposts · 2026-03-04 · Documentation low

File: outposts/latest/network-userguide/outposts-local-gateways.md

Summary

Clarified BGP routing conflict warning for overlapping subnets in private connectivity

Security assessment

Improves operational guidance about network configuration but doesn't address a security vulnerability. Focuses on preventing service disruption rather than security exploits.

Diff

diff --git a/outposts/latest/network-userguide/outposts-local-gateways.md b/outposts/latest/network-userguide/outposts-local-gateways.md
index a481f9519..e7577ab06 100644
--- a//outposts/latest/network-userguide/outposts-local-gateways.md
+++ b//outposts/latest/network-userguide/outposts-local-gateways.md
@@ -42 +42 @@ To understand instance bandwidth limitations for traffic going through a local g
-For Outposts using private connectivity, avoid creating CoIP pools or DVR subnet ranges that overlap with existing Service Link VIF address ranges or VPC CIDR ranges used for the dedicated private connectivity VPC, as they may cause BGP routing conflicts and disrupt Service Link functionality.
+For Outposts using private connectivity, avoid creating CoIP pools or DVR subnet ranges that overlap with existing Service Link VIF address ranges or VPC CIDR ranges used for the dedicated private connectivity VPC. Overlapping prefixes across the Service Link and LGW networks may result in BGP routing conflicts on the upstream network and disrupt Service Link functionality.