Specifications

Features in 291-16 21
Version 291-18
C613-10488-00 REV Q
CR00022985 L2TP 2 Previously, under some heavy load traffic conditions, L2TP tunnels would
experience a periodic latency or sometimes no longer function. This issue
has been resolved.
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CR00022993 PIMv4 2 Previously on specific network configurations, using PIM Sparse Mode
could cause a memory leak. This issue has been resolved.
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CR00023012 IP 2 A security vulnerability was found in the design of the DNS protocol. This
vulnerability has been resolved.
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CR00023053 BGP 2 A security vulnerability was found in the implementation of BGP. This
vulnerability has been resolved.
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CR00023082 RADIUS 2 RADIUS servers can specify multiple dynamic routes to a user, in addition to
the normal host specific route to the allocated address. These additional
routes are called framed-routes in RADIUS configuration definition.
Previously, the maximum number of framed-routes that could be created
by the RADIUS server on the router or switch were limited to 2 per client.
This limit has increased to 32 routes.
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CR00023347 LT2P,
IPsec
2 Previously, the router or switch could reboot while a L2TP tunnel was being
established over an IPsec connection. This occurred only when the device
received either:
■ a request to establish a secure channel from a source that does not
match an IPsec policy, or
■ a L2TP call disconnection notification (CDN) or a Stop Connection
(StopCCN) with values outside of those specified by the L2TP RFC.
This issue has been resolved.
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CR Module Level Description
AR44x / AR450 AR7x5 AR750S / AR770S Rapier i Rapier w AT-8800 AT-8600 AT-8700XL AT-8948 / x900-48 AT-9900 AT-9800