5.377, 224 A 12/1994 Hudson communication with the network, Such that the access termi
5,574,996 A 11, 1996 Raith nal reports a route update message upon satisfaction of a …

5,918,019 A 6/1999 Valencia................ 395/20057 congestion corresponding to the? rst
gateway's ability to 6,081,518 A* 6/2000 BOWman—Amuah---------370/352 provide dial-out …

(58) Field of Search................................. 709/201-203, mary network communications path
from the secondary 709/237-239, 425,575; 370/242, 227, 228; network communications …

(51) Int. Cl. prescribed security relationship with the mobile router and G06F 5/16(2006.01)
correspondent router. The mobile router sends a query via its (52) US Cl......... r 709/238; …

Wireless Local Area Networks (WLAN) can provide a user with Such amenities as high-
speed wireleSS Internet access and an alternative for telephony Services as well as other …

6,785,558 B1 8, 2004 Stratford et al. packet-switched packets over a packet-switched
network to 7,664,534 B1* 2/2010 Johnson..................... 455,562.1 which the plurality of …

(57) ABSTRACT A method is disclosed for upgrading network protocol soft ware, comprising
receiving a new version of Border Gateway Protocol (BGP) software on a standby route …

(*) Notice: Subject to any disclaimer, the term of this 5,130,982 A 7, 1992 Ash et al. patent is
extended or adjusted under 35 5, 195,634 A 3/1993 Zaug USC 154 (b) by 71 …

5,898,686 A* 4/1999 Virg? e _______ __ 370/381 revision wavefront starts at the root and,
spreads a location 5,968,123 A 4 10/1999 Fujiwara et a1_ __ 709023 revision request for …

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