diff options
| author | Jasper Ras <jras@hostnet.nl> | 2025-01-19 21:14:51 +0100 |
|---|---|---|
| committer | Jasper Ras <jras@hostnet.nl> | 2025-01-19 21:14:51 +0100 |
| commit | 9642cd7ae24f0ba79ce5647c709b35ae8f06a285 (patch) | |
| tree | ae25c3b0db7ae4c23186b294c6d000073f085c2d /3 resources/linux/networking | |
| parent | 969b96c2531fb986f6c7f21fd544391b439defd7 (diff) | |
vault backup: 2025-01-19 21:14:51
Diffstat (limited to '3 resources/linux/networking')
| -rw-r--r-- | 3 resources/linux/networking/DHCP.md | 5 | ||||
| -rw-r--r-- | 3 resources/linux/networking/IP masquerade.md | 17 | ||||
| -rw-r--r-- | 3 resources/linux/networking/PXE.md | 18 |
3 files changed, 0 insertions, 40 deletions
diff --git a/3 resources/linux/networking/DHCP.md b/3 resources/linux/networking/DHCP.md deleted file mode 100644 index e7e8e38..0000000 --- a/3 resources/linux/networking/DHCP.md +++ /dev/null @@ -1,5 +0,0 @@ -#networking #linux - ---- -Dynamic Host Configuration Protocol -Allows hosts dynamically receive an IP address.
\ No newline at end of file diff --git a/3 resources/linux/networking/IP masquerade.md b/3 resources/linux/networking/IP masquerade.md deleted file mode 100644 index 2ccc8e6..0000000 --- a/3 resources/linux/networking/IP masquerade.md +++ /dev/null @@ -1,17 +0,0 @@ -#linux #networking - ---- -A function in the kernel that allows guests with internal/private IPs to access the internet by using the hosts' public IP similar to 1 to many NAT. - -Differences with Proxy, IP Masq, NAT: - -**Proxy** -Requires special configuration on internal client side. Can be used for caching. - -**IP Masq** -A form of NAT used primarily in Linux devices. Translates IP address and uses the connection tracking table and ports to map responses back to the internal connection. - -**NAT** -Has different types with different use-cases. -Static NAT: 1-1 mapping of pub/private IP. Dynamic NAT: pool of pub ips to dynamically map private IPs to based on availability. -PAT (Port): similar to IP Masq; 1-many using ports.
\ No newline at end of file diff --git a/3 resources/linux/networking/PXE.md b/3 resources/linux/networking/PXE.md deleted file mode 100644 index d5fe4d1..0000000 --- a/3 resources/linux/networking/PXE.md +++ /dev/null @@ -1,18 +0,0 @@ -#linux #pxe - ---- -The NBP is a bootloader that is obtained via the network typically via [[TFTP]]. It handles setting up an environment in which an OS can run or install. For example, it displays a boot menu and downloads the kernel images. It sets up hardware, for example the [[NIC]]s. - -PXE boot process: -1. Modified [[DHCP]] request: request to include boot information (PXE boot request). -2. Process DHCP response which includes an IP address of [[TFTP]] server and filename of [[NBP]]. -3. Download NBP over TFTP. -4. NBP executes - 1. Loads additional stuff over network, like kernel images. - 2. Handles the boot menu -5. Kernel takes over boot process and potentially downloads additional files required to complete booting. - -Popular NBP's: -- PXELINUX -- iPXE -- GRUB2 |