Symantec 360R Administration Guide - Page 94
Configuration tasks for static Gateway-to-Gateway tunnels, Gateway VPN tunnel.
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94 Establishing secure VPN connections Configuring Gateway-to-Gateway tunnels you chose. For each method, a key length is shown for both ASCII characters and Hex characters. Table 6-5 defines encryption key lengths. Table 6-5 Encryption key lengths Method DES 3DES AES-128 AES-192 AES-256 Key length in character bytes Key length in Hex 8 18 (0x + 16 hex digits) 24 50 (0x + 20 hex digits) 16 18 (0x + 20 hex digits) 24 50 (0x + 20 hex digits) 32 66 (0x + 20 hex digits) Table 6-6 defines authentication key lengths. Table 6-6 Authentication key lengths Method Key length in character bytes Key length in Hex MD5 16 SHA1 20 34 (0x + 16 hex digits) 42 (0x + 20 hex digits) Configuration tasks for static Gateway-to-Gateway tunnels Table 6-7 describes the tasks that are required to configure a static Gateway-toGateway VPN tunnel. Note: Complete each step in Table 6-7 twice: first for the local security gateway and then for the remote security gateway. Table 6-7 Static Gateway-to-Gateway configuration tasks Task SGMI Configure a VPN Policy (Phase 2 IKE negotiation). (Optional) Create a static tunnel Define IPsec Security Association Parameters VPN > VPN Policies VPN > Static Tunnels VPN > Static Tunnels > IPsec Security Association