332 3Com® VCX V7111 VoIP Gateway User Guidecannot be read. In the ini file, the following measures to assure the secrecy of the IPSec andIKE tables are taken: Hidden IPSec and IKE tables - When uploading the ini file from the gateway the IPSec andIKE tables are not available. Instead, the notifications are displayed.Figure 125 Example of an ini File Notification of Missing Tables;; *** TABLE IPSEC_IKEDB_TABLE ***; This table contains hidden elements and will not be exposed.; This table exists on board and will be saved during restarts;;; *** TABLE IPSEC_SPD_TABLE ***; This table contains hidden elements and will not be exposed.; This table exists on board and will be saved during restarts; Preserving the values of the parameters in the IPSec and IKE tables from one ini fileloading to the next – The values configured for the parameters in the IPSec tables in theini file are preserved from one loading to another. If a newly loaded ini file does notdefine IPSec tables, the previously loaded tables remain valid. To invalidate a previouslyloaded ini file's IPSec tables, load a new ini file with an empty IPSec table (shownbelow).Figure 126 Empty IPSec / IKE Tables[IPSec_IKEDB_Table][\IPSec_IKEDB_Table][IPSEC_SPD_TABLE][\IPSEC_SPD_TABLE]SSL/TLSSSL, also known as TLS, is the method used to secure the V7111 SIP Signalingconnections, Embedded Web Server and Telnet server. The SSL protocol providesconfidentiality, integrity and authenticity between two communicating applications overTCP/IP.Specifications for the SSL/TLS implementation: Supports transports: SSL 2.0, SSL 3.0, TLS 1.0 Supports ciphers: DES, RC4 compatible Authentication: X.509 certificates; CRLs are not supported
