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fixing typos
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tanneberger committed Sep 15, 2024
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2 changes: 1 addition & 1 deletion content/blog/001.ixp-from-scratch-1.de.adoc
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Expand Up @@ -4,7 +4,7 @@ modified: 2024-08-15
description: Telling the story on how DD-IX was built.
title: Building a New IX
keywords: [ IXP-from-Scratch ]
authors: [ Thomas Lise, Marcel Koch, Tassilo Tanneberger, Matthias Wählisch ]
authors: [ Thomas Liske, Marcel Koch, Tassilo Tanneberger, Matthias Wählisch ]
image: 001_ddix_lead_image.webp
---

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2 changes: 1 addition & 1 deletion content/blog/001.ixp-from-scratch-1.en.adoc
Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ modified: 2024-08-15
description: Telling the story on how DD-IX was built.
title: Building a New IX
keywords: [ IXP-from-Scratch ]
authors: [ Thomas Lise, Marcel Koch, Tassilo Tanneberger, Matthias Wählisch ]
authors: [ Thomas Liske, Marcel Koch, Tassilo Tanneberger, Matthias Wählisch ]
image: 001_ddix_lead_image.webp
---

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8 changes: 4 additions & 4 deletions content/blog/002.ixp-from-scratch-2.de.adoc
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Expand Up @@ -4,7 +4,7 @@ modified: 2024-08-26
description: Introduction to network and security design decisions aswell as implementation.
title: Network and Security Design
keywords: [ IXP-from-Scratch ]
authors: [ Thomas Lise, Marcel Koch, Tassilo Tanneberger, Matthias Wählisch ]
authors: [ Thomas Liske, Marcel Koch, Tassilo Tanneberger, Matthias Wählisch ]
image: 002_ddix_lead_image.webp
---

Expand Down Expand Up @@ -168,7 +168,7 @@ around 2018, and so we have IPv4 addresses in our MP-BGP EVPN underlay.
What we did not expect was that our core software (NixOS, IXP Manager,
and arouteserver) requires also IPv4. Unfortunately, the NixOS
infrastructure relies heavily on GitHub and, even in 2024, GitHub still
does not provide `+AAAA+` ressource records for `+github.com+`. Some of
does not provide `+AAAA+` resource records for `+github.com+`. Some of
the online lookups that our IXP tool chains perform are still offered
only via IPv4.

Expand Down Expand Up @@ -216,7 +216,7 @@ full-stack IXP testing environment.
This is a somewhat vague definition and should contain from where can
this service be accessed and to which application tier does the service
belong to (if applicable)? A Web application such as the IXP Manager
uses three services, each of them assigned to a differnt zone:
uses three services, each of them assigned to a different zone:

* *SVC-Public* - our reverse proxy making the service public accessible
* *SVC-Services* - the application server where IXP Manager runs
Expand All @@ -241,7 +241,7 @@ on which services should be separated from others.
== Firewall & Routing

We use a stateful firewall to apply a restrictive ACL-based policy when
routing beetwen the security zones. The firewall is based on
routing between the security zones. The firewall is based on
https://netfilter.org/projects/nftables/[nftables], which provides a
more comprehensible firewall implementation compared to the older
iptables and netfilter approach. Another advantage of nftables is that
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8 changes: 4 additions & 4 deletions content/blog/002.ixp-from-scratch-2.en.adoc
Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ modified: 2024-08-26
description: Introduction to network and security design decisions aswell as implementation.
title: Network and Security Design
keywords: [ IXP-from-Scratch ]
authors: [ Thomas Lise, Marcel Koch, Tassilo Tanneberger, Matthias Wählisch ]
authors: [ Thomas Liske, Marcel Koch, Tassilo Tanneberger, Matthias Wählisch ]
image: 002_ddix_lead_image.webp
---

Expand Down Expand Up @@ -168,7 +168,7 @@ around 2018, and so we have IPv4 addresses in our MP-BGP EVPN underlay.
What we did not expect was that our core software (NixOS, IXP Manager,
and arouteserver) requires also IPv4. Unfortunately, the NixOS
infrastructure relies heavily on GitHub and, even in 2024, GitHub still
does not provide `+AAAA+` ressource records for `+github.com+`. Some of
does not provide `+AAAA+` resource records for `+github.com+`. Some of
the online lookups that our IXP tool chains perform are still offered
only via IPv4.

Expand Down Expand Up @@ -216,7 +216,7 @@ full-stack IXP testing environment.
This is a somewhat vague definition and should contain from where can
this service be accessed and to which application tier does the service
belong to (if applicable)? A Web application such as the IXP Manager
uses three services, each of them assigned to a differnt zone:
uses three services, each of them assigned to a different zone:

* *SVC-Public* - our reverse proxy making the service public accessible
* *SVC-Services* - the application server where IXP Manager runs
Expand All @@ -241,7 +241,7 @@ on which services should be separated from others.
== Firewall & Routing

We use a stateful firewall to apply a restrictive ACL-based policy when
routing beetwen the security zones. The firewall is based on
routing between the security zones. The firewall is based on
https://netfilter.org/projects/nftables/[nftables], which provides a
more comprehensible firewall implementation compared to the older
iptables and netfilter approach. Another advantage of nftables is that
Expand Down

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