Step 5. Client Sends Identification
The initiator sends the identification which is normally an IP address or the Subject Alternative
Name if certificates are used.
IkeSnoop: Received IKE packet from 192.168.0.10:500 Exchange type :
Identity Protection (main mode) ISAKMP Version : 1.0
Flags
: E (encryption)
Cookies
: 0x6098238b67d97ea6 -> 0x5e347cb76e95a
Message ID
: 0x00000000
Packet length
: 72 bytes
# payloads
: 3
Payloads:
ID (Identification)
Payload data length : 8 bytes
ID : ipv4(any:0,[0..3]=192.168.0.10)
HASH (Hash)
Payload data length : 16 bytes
N (Notification)
Payload data length : 8 bytes
Protocol ID
: ISAKMP
Notification : Initial contact
Explanation of Above Values
Flags: E means encryption (it is the only flag used).
ID: Identification of the client
The Notification field is given as Initial Contact to indicate this is not a re-key.
Step 6. Server ID Response
The server now responds with its own ID.
IkeSnoop: Sending IKE packet to 192.168.0.10:500 Exchange type :
Identity Protection (main mode) ISAKMP Version : 1.0
Flags
: E (encryption)
Cookies
: 0x6098238b67d97ea6 -> 0x5e347cb76e95a
Message ID
: 0x00000000
Packet length
: 60 bytes
# payloads
: 2
Payloads:
ID (Identification)
Payload data length : 8 bytes
ID : ipv4(any:0,[0..3]=192.168.10.20)
HASH (Hash)
Payload data length : 16 bytes
Step 7. Client Sends a List of Supported IPsec Algorithms
Now the client sends the list of supported IPsec algorithms to the server. It will also contain the
proposed host/networks that are allowed in the tunnel.
IkeSnoop: Received IKE packet from 192.168.0.10:500 Exchange type :
9.4.5. Troubleshooting with ikesnoop
Chapter 9. VPN
357
Содержание 800 - DFL 800 - Security Appliance
Страница 24: ...1 3 NetDefendOS State Engine Packet Flow Chapter 1 NetDefendOS Overview 24 ...
Страница 69: ...2 6 4 Restore to Factory Defaults Chapter 2 Management and Maintenance 69 ...
Страница 121: ...3 9 DNS Chapter 3 Fundamentals 121 ...
Страница 166: ...interfaces without an overriding IGMP Setting Default 1 000 4 6 4 Advanced IGMP Settings Chapter 4 Routing 166 ...
Страница 181: ...4 7 5 Advanced Settings for Transparent Mode Chapter 4 Routing 181 ...
Страница 192: ...5 5 IP Pools Chapter 5 DHCP Services 192 ...
Страница 282: ...6 7 Blacklisting Hosts and Networks Chapter 6 Security Mechanisms 282 ...
Страница 300: ...mechanism 7 3 7 SAT and FwdFast Rules Chapter 7 Address Translation 300 ...
Страница 301: ...7 3 7 SAT and FwdFast Rules Chapter 7 Address Translation 301 ...
Страница 303: ... Changed on a regular basis such as every three months 8 1 Overview Chapter 8 User Authentication 303 ...
Страница 318: ...8 3 Customizing HTML Pages Chapter 8 User Authentication 318 ...
Страница 322: ...ALG 9 1 5 The TLS Alternative for VPN Chapter 9 VPN 322 ...
Страница 377: ...Management Interface Failure with VPN Chapter 9 VPN 377 ...
Страница 408: ...10 4 6 SLB_SAT Rules Chapter 10 Traffic Management 408 ...
Страница 419: ...11 5 HA Advanced Settings Chapter 11 High Availability 419 ...
Страница 426: ...12 3 5 Limitations Chapter 12 ZoneDefense 426 ...
Страница 449: ...13 9 Miscellaneous Settings Chapter 13 Advanced Settings 449 ...